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. 2022 Sep;36(9):1132–1143. [Article in Chinese] doi: 10.7507/1002-1892.202204103

表 1-2.

组别
Group
例数
n
JOA评分
JOA score
术前
Preoperative
术后 3个月
Postoperative at 3 months
术后 12个月
Postoperative at 12 months
末次随访
Last follow-up
改善率(平均秩次)
Improvement rate (mean rank)
研究组
Study group
19 12.4±0.9 15.4±0.7 16.3±0.8 16.2±0.8 18.29
对照组
Control group
20 12.0±0.8 15.1±0.9 16.0±0.8 16.4±0.7 21.63
统计值
Statistic
时间效应F=237.746,P<0.001
交互效应F=0.758,P=0.520
组间效应F=1.897,P=0.177
Z=0.957
P=0.339